Sink accessory



FIG. 1 is a perspective view of an embodiment of the claimed design;

FIG. 2 is a perspective view of the design of FIG. 1;

FIG. 3 is a top plan view of the design of FIG. 1;

FIG. 4 is a bottom plan view of the design of FIG. 1;

FIG. 5 is a front plan view of the design of FIG. 1;

FIG. 6 is a rear plan view of the design of FIG. 1;

FIG. 7 is a right plan view of the design of FIG. 1; and,

FIG. 8 is a left plan view of the design of FIG. 1.

The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a sink accessory, as shown and described. 